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Phys.org / Period pain and heavy bleeding cost the Australian economy billions every year in lost productivity

While period pain and heavy menstrual bleeding are common, they're often dealt with privately. Yet they take a profound toll on a person's health—and finances.

Jan 25, 2026 in Other Sciences
Phys.org / We interviewed Australian women who sexually abused children—this is what we learned

Child sexual abuse cases involving female perpetrators are confronting and distressing. When these cases make the news, they often provoke shock and outrage.

Jan 25, 2026 in Other Sciences
Phys.org / Microplastics in the atmosphere: Higher emissions come from land areas than from the ocean, study finds

The atmosphere is an important transport medium that carries microplastics to even the most remote parts of the world. These microplastics can be inhaled and pose a health risk to humans and animals. They can also settle ...

Jan 24, 2026 in Earth
Phys.org / Saturday Citations: A weird, extinct life form; cholesterol hacking; interspecies prosociality of whales

It's Saturday! This week, in an eminently practical analysis of the Boltzmann brain conjecture, physicists put constraints on the idea that memories could arise from random fluctuations in entropy rather than reflecting the ...

Jan 24, 2026 in Other Sciences
Medical Xpress / HIV resistance to lenacapavir weakens the virus's ability to replicate

Lenacapavir (LEN) is an antiviral medication used to treat and prevent HIV/AIDS and was first approved for individuals with drug-resistant infections in 2022. While there is still no vaccine for the virus, the twice-yearly ...

Jan 23, 2026 in HIV & AIDS
Phys.org / Rats demonstrate ability to replay episodic memories in complex experimental settings

In a new study Indiana University researchers observed episodic memory in rats to a degree never documented before, suggesting that rats can serve as a model for complex cognitive processes often considered exclusively human. ...

Jan 24, 2026 in Biology
Dialog / Using amino acids as fuels to make conductive graphene

Graphene has drawn attention as a scientific curiosity owing to its record conductivities, strength and thermal properties. But now, it's starting to make its way into a number of real-world applications, from batteries to ...

Jan 24, 2026 in Nanotechnology
Medical Xpress / Psychiatrists hope chat logs can reveal the secrets of AI psychosis

"You're not crazy," the chatbot reassured the young woman. "You're at the edge of something."

Jan 24, 2026 in Psychology & Psychiatry
Phys.org / A new dataset exposes biodiversity loss hidden in global staple food trade

Global food trade is essential for food security, but its ecological consequences often remain unseen. A new data paper published in One Ecosystem introduces a global long-term dataset, quantifying biodiversity loss embodied ...

Jan 25, 2026 in Biology
Phys.org / CEO accents play role in everyday investors' decision-making, but not professionals, study finds

Within the S&P 500, only a small fraction of chief executive officers speak with an accent or come from foreign backgrounds. The figure hovers around 10%. However, their share of the market is substantial.

Jan 25, 2026 in Other Sciences
Medical Xpress / Recent sensory experiences adversely impact perceptual decisions, study finds

People's perceptions and their interpretation of the world are known to often be influenced by their expectations and past experiences. One well-established example of this is serial dependence, a bias that prompts humans ...

Jan 23, 2026 in Psychology & Psychiatry
Tech Xplore / OpenAI will put ads in ChatGPT, opening a new door for dangerous influence

OpenAI has announced plans to introduce advertising in ChatGPT in the United States. Ads will appear on the free version and the low-cost Go tier, but not for Pro, Business, or Enterprise subscribers. The company says ads ...

Jan 25, 2026 in Business